效果图如下:单值专题图并显示每个区域的相关文字信息
代码:
<!DOCTYPE> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>单值专题图</title> <style type="text/css"> body{ margin: 0; overflow: hidden; background: #fff; } #map{ position: relative; height: 520px; border:1px solid #3473b7; } #toolbar{ position: relative; height: 33px; padding-top:5; } </style> <script src='./supermap_iclient_for_JavaScript_712_12428_1122/libs/SuperMap.Include.js'></script> <script type="text/javascript"> var map, local, baseLayer, layersID, themeLayer, host = document.location.toString().match(/file:\/\//)?"http://localhost:8090":'http://' + document.location.host, url=host+"/iserver/services/map-China400/rest/maps/China"; function init(){ map = new SuperMap.Map("map",{controls: [ new SuperMap.Control.LayerSwitcher(), new SuperMap.Control.ScaleLine(), new SuperMap.Control.Zoom(), new SuperMap.Control.Navigation({ dragPanOptions: { enableKinetic: true } })] }); baseLayer = new SuperMap.Layer.TiledDynamicRESTLayer("China400", url, {transparent: true, cacheEnabled: true}, {maxResolution: "auto"}); baseLayer.events.on({"layerInitialized": addLayer}); } function addLayer() { map.addLayer(baseLayer); map.setCenter(new SuperMap.LonLat(12080677, 4591416), 3); map.allOverlays = true; } /** *叠加专题图 */ function addThemeUnique() { removeTheme(); var themeService = new SuperMap.REST.ThemeService(url, {eventListeners:{"processCompleted": themeCompleted, "processFailed": themeFailed}}); var style1, style2, style3, style4, style5, style6; var style1, style2, style3, style4, style5, style6; style1 = new SuperMap.REST.ServerStyle({ fillForeColor: new SuperMap.REST.ServerColor(248, 203, 249), lineColor: new SuperMap.REST.ServerColor(0, 0, 0), lineWidth: 0.1 }); style2 = new SuperMap.REST.ServerStyle({ fillForeColor: new SuperMap.REST.ServerColor(196, 255, 189), lineColor: new SuperMap.REST.ServerColor(0, 0, 0), lineWidth: 0.1 }); style3 = new SuperMap.REST.ServerStyle({ fillForeColor: new SuperMap.REST.ServerColor(255, 173, 173), lineColor: new SuperMap.REST.ServerColor(0, 0, 0), lineWidth: 0.1 }); style4 = new SuperMap.REST.ServerStyle({ fillForeColor: new SuperMap.REST.ServerColor(255, 239, 168), lineColor: new SuperMap.REST.ServerColor(0, 0, 0), lineWidth: 0.1 }); style5 = new SuperMap.REST.ServerStyle({ fillForeColor: new SuperMap.REST.ServerColor(173, 209, 255), lineColor: new SuperMap.REST.ServerColor(0, 0, 0), lineWidth: 0.1 }); style6 = new SuperMap.REST.ServerStyle({ fillForeColor: new SuperMap.REST.ServerColor(132, 164, 232), lineColor: new SuperMap.REST.ServerColor(0, 0, 0), lineWidth: 0.1 }); var themeUniqueIteme1 = new SuperMap.REST.ThemeUniqueItem({ unique: "黑龙江省", style: style1 }), themeUniqueIteme2 = new SuperMap.REST.ThemeUniqueItem({ unique: "湖北省", style: style2 }), themeUniqueIteme3 = new SuperMap.REST.ThemeUniqueItem({ unique: "吉林省", style: style3 }), themeUniqueIteme4 = new SuperMap.REST.ThemeUniqueItem({ unique: "内蒙古自治区", style: style4 }), themeUniqueIteme5 = new SuperMap.REST.ThemeUniqueItem({ unique: "青海省", style: style5 }), themeUniqueIteme6 = new SuperMap.REST.ThemeUniqueItem({ unique: "新疆维吾尔自治区", style: style6 }), themeUniqueIteme7 = new SuperMap.REST.ThemeUniqueItem({ unique: "云南省", style: style1 }), themeUniqueIteme8 = new SuperMap.REST.ThemeUniqueItem({ unique: "四川省", style: style4 }), themeUniqueIteme9 = new SuperMap.REST.ThemeUniqueItem({ unique: "贵州省", style: style3 }), themeUniqueIteme10 = new SuperMap.REST.ThemeUniqueItem({ unique: "甘肃省", style: style3 }), themeUniqueIteme11 = new SuperMap.REST.ThemeUniqueItem({ unique: "宁夏回族自治区", style: style5 }), themeUniqueIteme12 = new SuperMap.REST.ThemeUniqueItem({ unique: "重庆市", style: style6 }), themeUniqueIteme13 = new SuperMap.REST.ThemeUniqueItem({ unique: "山东省", style: style1 }), themeUniqueIteme14 = new SuperMap.REST.ThemeUniqueItem({ unique: "安徽省", style: style2 }), themeUniqueIteme15 = new SuperMap.REST.ThemeUniqueItem({ unique: "江西省", style: style3 }), themeUniqueIteme16 = new SuperMap.REST.ThemeUniqueItem({ unique: "浙江省", style: style4 }), themeUniqueIteme17 = new SuperMap.REST.ThemeUniqueItem({ unique: "台湾省", style: style2 }), themeUniqueIteme18 = new SuperMap.REST.ThemeUniqueItem({ unique: "江苏省", style: style6 }), themeUniqueIteme19 = new SuperMap.REST.ThemeUniqueItem({ unique: "湖南省", style: style5 }), themeUniqueIteme20 = new SuperMap.REST.ThemeUniqueItem({ unique: "河南省", style: style4 }), themeUniqueIteme21 = new SuperMap.REST.ThemeUniqueItem({ unique: "河北省", style: style3 }), themeUniqueIteme22 = new SuperMap.REST.ThemeUniqueItem({ caption:"福建省", unique: "福建省", style: style5 }), themeUniqueIteme23 = new SuperMap.REST.ThemeUniqueItem({ unique: "广西壮族自治区", style: style6 }), themeUniqueIteme24 = new SuperMap.REST.ThemeUniqueItem({ unique: "西藏自治区", style: style2 }), themeUniqueIteme25 = new SuperMap.REST.ThemeUniqueItem({ unique: "广东省", style: style4 }), themeUniqueIteme26 = new SuperMap.REST.ThemeUniqueItem({ unique: "山西省", style: style2 }), themeUniqueIteme27 = new SuperMap.REST.ThemeUniqueItem({ unique: "陕西省", style: style1 }), themeUniqueIteme28 = new SuperMap.REST.ThemeUniqueItem({ unique: "天津市", style: style5 }), themeUniqueIteme29 = new SuperMap.REST.ThemeUniqueItem({ unique: "北京市", style: style2 }), themeUniqueIteme30 = new SuperMap.REST.ThemeUniqueItem({ unique: "辽宁省", style: style1 }); var themeUniqueItemes=[themeUniqueIteme1, themeUniqueIteme2, themeUniqueIteme3, themeUniqueIteme4, themeUniqueIteme5, themeUniqueIteme6,themeUniqueIteme7,themeUniqueIteme8,themeUniqueIteme9,themeUniqueIteme10,themeUniqueIteme11,themeUniqueIteme12, themeUniqueIteme13,themeUniqueIteme14,themeUniqueIteme15,themeUniqueIteme16,themeUniqueIteme17,themeUniqueIteme18,themeUniqueIteme19,themeUniqueIteme20,themeUniqueIteme21,themeUniqueIteme22,themeUniqueIteme23,themeUniqueIteme24,themeUniqueIteme25,themeUniqueIteme26,themeUniqueIteme27,themeUniqueIteme28,themeUniqueIteme29,themeUniqueIteme30]; var themeUnique = new SuperMap.REST.ThemeUnique({ uniqueExpression: "Name", items: themeUniqueItemes, defaultStyle: style1 }); //label专题图 style1 = new SuperMap.REST.ServerTextStyle({ fontHeight: 4, foreColor: new SuperMap.REST.ServerColor(100,20,50), <strong><span style="color:#ff0000;"> sizeFixed: true,//当 sizeFixed 为 True 时,单位为毫米(mm)。</span></strong> bold:true }), style2 = new SuperMap.REST.ServerTextStyle({ fontHeight: 0, foreColor: new SuperMap.REST.ServerColor(100,20,50), sizeFixed: true,//当 sizeFixed 为 True 时,单位为毫米(mm)。 bold:true }), //设置标签专题图的子项 themeLabelIteme1 = new SuperMap.REST.ThemeLabelItem({ start: 0.0, end: 20.0, style: style1 }), <strong><span style="color:#ff0000;">//设置不要显示的数据,必须设置不然全部显示出来</span></strong> themeLabelIteme2 = new SuperMap.REST.ThemeLabelItem({ start: 20.0, end: 1000.0, style: style2, <span style="white-space:pre"> </span><span style="color:#ff0000;"><strong>visible:false</strong></span> }), themeLabelOne = new SuperMap.REST.ThemeLabel({ labelExpression: "NAME",//标注字段表达式 rangeExpression: "SMID", numericPrecision: 0, items: [themeLabelIteme1,themeLabelIteme2] }), //创建矩阵标签元素 LabelThemeCellOne=new SuperMap.REST.LabelThemeCell({ themeLabel: themeLabelOne }), //矩阵背景 backStyle=new SuperMap.REST.ServerStyle({ fillForeColor: new SuperMap.REST.ServerColor(255,255,0), fillOpaqueRate: 60, lineWidth: 0.1 }), <span style="white-space:pre"> </span>//创建矩阵标签专题图 themeLabel = new SuperMap.REST.ThemeLabel({ matrixCells: [[LabelThemeCellOne]], <span style="white-space:pre"> </span>maxLabelLength:20, <span style="white-space:pre"> </span><span style="color:#ff0000;"><strong>smallGeometryLabeled:true,//关键点不然有可能看不到文字效果哦</strong></span> background:new SuperMap.REST.ThemeLabelBackground({ backStyle: backStyle, labelBackShape:"RECT" }) }), themeParameters = new SuperMap.REST.ThemeParameters({ datasetNames: ["China_Province_R"], dataSourceNames: ["China400"], <span style="color:#ff0000;"><strong>themes: [themeLabel,themeUnique]//两个专题图组合</strong></span> }); themeService.processAsync(themeParameters); } function themeCompleted(themeEventArgs) { if(themeEventArgs.result.resourceInfo.id) { themeLayer = new SuperMap.Layer.TiledDynamicRESTLayer("中国行政区划_专题图", url, {cacheEnabled:false,transparent: true,layersID: themeEventArgs.result.resourceInfo.id}, {"maxResolution": "auto"}); themeLayer.events.on({"layerInitialized": addThemeLayer}); } } function addThemeLayer() { map.addLayer(themeLayer); } function themeFailed(serviceFailedEventArgs) { //doMapAlert("",serviceFailedEventArgs.error.errorMsg,true); alert(serviceFailedEventArgs.error.errorMsg); } function removeTheme() { if (map.layers.length > 1) { map.removeLayer(themeLayer, true); } } </script> </head> <body onload="init()"><br> <div id="toolbar"> <input type="button" value="创建专题图" onclick="addThemeUnique()" /> <input type="button" value="移除专题图" onclick="removeTheme()" /> </div> <div id="map"></div> </body> </html>
时间: 2024-10-02 12:22:25